Add new helper zap which zeros a vector, clears it, and then calls

shrink_to_fit to actually deallocate memory.

1 files changed, 5 insertions, 0 deletions

diff --git a/src/block/safer/safer_sk.cpp b/src/block/safer/safer_sk.cpp
index 1b79b3c2c..3e93ab8cf 100644
--- a/src/block/safer/safer_sk.cpp
+++ b/src/block/safer/safer_sk.cpp
@@ -223,6 +223,11 @@ void SAFER_SK::key_schedule(const byte key[], size_t)
       }
    }
 
+void SAFER_SK::clear()
+   {
+   zap(EK);
+   }
+
 /*
 * Return the name of this type
 */